diff --git a/app/workers/process_oci_image_worker.rb b/app/workers/process_oci_image_worker.rb
index 1efeb3d92..6fecb9ac5 100644
--- a/app/workers/process_oci_image_worker.rb
+++ b/app/workers/process_oci_image_worker.rb
@@ -1,7 +1,6 @@
 # frozen_string_literal: true
 
 require 'minitar'
-require 'zlib'
 
 require Rails.root / 'lib/oci_image_layout'